Answer:
Skirts for men.
I have married many woman but has never been married
Ripped from my ancestors home beaten and burned I become a bloodthirsty killer.
My full powers come when my makers are dead. I await a heavy hat to put on my head. What am I?
I don't live within a house, nor do I live without. Most will use me when they come in, and again when they go out. What am I?
If itβs information you seek, come and see me. If itβs pairs of letters you need, I have consecutively three. What am I?